Perhaps you should try some spelling variations:
tran thanh » ban thanh, van thanh, quan thanh
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » tieu danh, chieu xanh, dieu hanh
hanh mang » nhanh mang, nhanh lang, thanh hang
tong cong » trong cong, dung cong, dang cong
cong cong » cong dong, trong cong, dung cong
thanh cau » thanh chau, thanh mau, nhanh cau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo tieu xanh - ((hanh mang) OR (hanh trang)) cua ((tong cong) or (cong cong)) tran thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu xanh - ((hanh mang) OR (hanh trang)) cua ((tong cong) OR (cong cong)) tran thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu xanh - ((hanh mang) OR (hanh trang)) cua ((tong cong) or (cong cong)) tran thanh cau".
• Adding a wildcard symbol may retrieve word variants: theo tieu xanh - ((hanh mang) OR (hanh trang)) cua ((tong cong) or (cong cong)) tran thanh cau*.